Function extractMetaContent

sdk/src/tools/read-url.ts:157–175

(html: string, name: string)

}

function extractMetaContent(html: string, name: string): string | undefined {
  const escapedName = name.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')
  const patterns = [
    new RegExp(
      `<meta\\b(?=[^>]*(?:name|property)=["']${escapedName}["'])(?=[^>]*content=["']([^"']*)["'])[^>]*>`,
      'i',
    ),
    new RegExp(
      `<meta\\b(?=[^>]*content=["']([^"']*)["'])(?=[^>]*(?:name|property)=["']${escapedName}["'])[^>]*>`,
      'i',
    ),
  ]

  for (const pattern of patterns) {
    const match = html.match(pattern)
    if (match?.[1]) return normalizeText(decodeHtmlEntities(match[1]))
  }
  return undefined
}

function extractHtml(html: string): {
  title?: string